CA929752A - Yttrium purification process - Google Patents

Yttrium purification process

Info

Publication number
CA929752A
CA929752A CA104890A CA104890A CA929752A CA 929752 A CA929752 A CA 929752A CA 104890 A CA104890 A CA 104890A CA 104890 A CA104890 A CA 104890A CA 929752 A CA929752 A CA 929752A
Authority
CA
Canada
Prior art keywords
yttrium
purification process
purification
yttrium purification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA104890A
Other languages
English (en)
Inventor
David B. Strott, Sr.
H. Trimble Carter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MOLYBDENUM Corp OF AMERICA
Original Assignee
MOLYBDENUM Corp OF AMERICA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MOLYBDENUM Corp OF AMERICA filed Critical MOLYBDENUM Corp OF AMERICA
Application granted granted Critical
Publication of CA929752A publication Critical patent/CA929752A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B59/00—Obtaining rare earth metals
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/10—Preparation or treatment, e.g. separation or purification
    • C01F17/17—Preparation or treatment, e.g. separation or purification involving a liquid-liquid extraction
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/253—Halides
    • C01F17/271—Chlorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/20—Compounds containing only rare earth metals as the metal element
    • C01F17/276—Nitrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
CA104890A 1970-06-01 1971-02-09 Yttrium purification process Expired CA929752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4204570A 1970-06-01 1970-06-01

Publications (1)

Publication Number Publication Date
CA929752A true CA929752A (en) 1973-07-10

Family

ID=21919766

Family Applications (1)

Application Number Title Priority Date Filing Date
CA104890A Expired CA929752A (en) 1970-06-01 1971-02-09 Yttrium purification process

Country Status (7)

Country Link
US (1) US3640678A (de)
JP (1) JPS5021290B1 (de)
AT (1) AT306677B (de)
CA (1) CA929752A (de)
DE (1) DE2101690A1 (de)
FI (1) FI54499C (de)
FR (1) FR2093934B1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5545495B2 (de) * 1972-09-27 1980-11-18
JPS605654B2 (ja) * 1976-06-11 1985-02-13 三菱化学株式会社 イツトリウムの分離法
CN101473409A (zh) * 2006-06-19 2009-07-01 皇家飞利浦电子股份有限公司 放电灯
US9797028B2 (en) * 2015-10-20 2017-10-24 National Chung Shan Institute Of Science And Technology Method of purifying yttrium
US11155897B2 (en) 2017-11-09 2021-10-26 University Of Kentucky Research Foundation Low-cost selective precipitation circuit for recovery of rare earth elements from acid leachate of coal waste
CN109136554B (zh) * 2018-11-10 2019-12-27 江西农业大学 低钇混合稀土和低钇离子稀土矿预分萃取共同分组工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3110556A (en) * 1957-04-10 1963-11-12 Donald F Peppard Process for separating yttrium from the rare earths by solvent extraction
US3259472A (en) * 1961-10-30 1966-07-05 Andrew C Rice Fraction separation of aqueous rare earths using amines
US3230036A (en) * 1963-09-18 1966-01-18 Frederick A Kappelmann Method for separating americium and curium from the lanthanide rare earths and yttrium
GB1180921A (en) * 1966-02-04 1970-02-11 Thorium Ltd Improvements in Separation Procedures.
US3409415A (en) * 1967-05-31 1968-11-05 Atomic Energy Commission Usa Method of extracting soluble metal complexes using amine solvents
US3482932A (en) * 1968-02-05 1969-12-09 Sylvania Electric Prod Process for separating yttrium from the lanthanide elements
US3575687A (en) * 1969-09-12 1971-04-20 Molybdenum Corp Process for the selective separation of rare earth metals from their aqueous solutions
US3578391A (en) * 1969-09-16 1971-05-11 Sylvania Electric Prod Yttrium purification
US3582264A (en) * 1969-09-16 1971-06-01 Sylvania Electric Prod Process for separating rare earths

Also Published As

Publication number Publication date
FI54499B (fi) 1978-08-31
US3640678A (en) 1972-02-08
JPS5021290B1 (de) 1975-07-22
FR2093934A1 (de) 1972-02-04
AT306677B (de) 1973-04-25
DE2101690A1 (de) 1971-12-09
FI54499C (fi) 1978-12-11
FR2093934B1 (de) 1975-04-18

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